During photosynthesis, plants emit light humans can’t see, but NASA can see that light from space - and they've even made maps of it!
21
The only letter not appearing on the Periodic Table is the letter "J".
180
Oak trees produce 2,200 acorns in a season, but each acorn only has a 1 in 10,000 chance of becoming an oak tree.
304
Pumice is the only rock that floats on water.
14
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
One 75-watt bulb gives more light than three 25-watt bulbs.
57
Cold water weighs more than hot water.
93
Scientists aren't sure what color dinosaurs were.
312